In a medium bowl, add rinsed and drained black beans.,Pour lime juice over the beans and coat evenly.,Add in chopped red onion.,Add cilantro to the bowl as well.,Take the pineapple and chop into smaller pieces (chunk size is too large for salsa); add to the bowl.,Slice open the jalapeno, removing the seeds and white pith on the inside.,Mince into small pieces and add to the bowl of salsa.,Dash with salt and pepper.,______,Serve with tortilla chips, on top of grilled chicken.